% use `texdoc biblatex` to get help
@www{zjuthesisrules,
    title = {浙江大学本科生毕业论文（设计）编写规则},
    author = {浙江大学本科生院},
    year = {2018},
    url = {http://bksy.zju.edu.cn/attachments/2018-01/01-1517384518-1149149.pdf},
}
@www{tikz,
    title = {tikz宏包},
    author = {Till Tantau},
    year = {2018},
    url = {https://sourceforge.net/projects/pgf/},
}
@www{zjuthesis,
    title = {浙江大学毕业设计/论文模板},
    author = {王子轩},
    year = {2019},
    url = {https://github.com/TheNetAdmin/zjuthesis},
}
@www{zjugradthesisrules,
    title = {浙江大学研究生学位论文编写规则},
    author = {浙江大学研究生院},
    year = {2008},
    url = {http://grs.zju.edu.cn/redir.php?catalog_id=10038&object_id=12877},
}